EXHIBIT 23.4


                       CONSENT OF KAUFMAN BROS., L.P.

         We hereby consent to the inclusion in Amendment No. 2 of the
Registration Statement on Form S-4 of DSET Corporation, relating to the proposed
merger involving DSET Corporation and ISPSoft, Inc., of our opinion letter
appearing as Annex C to the Joint Proxy Statement/Prospectus which is part of
the Registration Statement on Form S-4, and to the use of our name under the
captions "Summary--Opinion of DSET Financial Advisor to DSET Board of
Directors with respect to Fairness of the Consideration in the Merger", and
"The Merger--Background of the Merger", "--Recommendation of DSET's Board of
Directors and DSET's Reasons for the Merger" and "--Opinion of the Financial
Advisor to DSET".

        In giving such consent, we do not thereby admit that we come within the
category of persons whose consent is required under Section 7 of the Securities
Act of 1933, as amended, or the rules adopted thereunder, nor do we admit that
we are "experts" with respect to any part of the Registration Statement on
Form S-4 within the meaning of the Securities Act of 1933, as amended, or the
rules adopted thereunder.


                                             /s/ KAUFMAN BROS., L.P.
                                             ----------------------------------
                                             KAUFMAN BROS., L.P.


New York, New York
October 30, 2001